{"published":"2012-08-18 14:48:00","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fxuwei-k.hatenablog.com%2Fentry%2F20120818%2F1345268880\" title=\" History of ScalaSignature - xuwei-k&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://xuwei-k.hatenablog.com/","url":"https://xuwei-k.hatenablog.com/entry/20120818/1345268880","provider_name":"Hatena Blog","author_name":"xuwei","author_url":"https://blog.hatena.ne.jp/xuwei/","image_url":null,"categories":["scala"],"title":" History of ScalaSignature","provider_url":"https://hatena.blog","width":"100%","description":"\u306a\u305c\u304b\u6c17\u306b\u306a\u3063\u3066\u8abf\u3079\u305f","type":"rich","blog_title":"xuwei-k's blog","height":"190"}